Relating to use of bait and switch (offering one attractive exchange initially, but not honoring the offer) in business, politics, and elsewhere.

(idiomatic) Neglectful of an important task, responsibility, or opportunity.

(idiomatic) Alternative form of asleep at the switch

(telecommunications) A switch that can selectively change signals between optical fibers or integrated optical circuits.

(US, railways) A set of points.

A security measure used to switch off a device in an emergency.

plural of switch hitter

A device that deactivates an electrical circuit under certain conditions, often for safety reasons

plural of switch-hitter

(rail transport, US) A railroad switch, having a Y shape, in which one line splits into two lines that diverge at equal angles.